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== Sexual Reproduction ==<br />
[[File:Biological life cycle of humans 2.png|thumb|Biological life cycle of humans 2]]<br />
'''Sexual reproduction''' is a biological process where two parent organisms produce offspring that inherit traits from both parents. This type of reproduction involves the fusion of reproductive cells (or [[gametes]]) from two parents, resulting in a new organism.<br />
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== Overview == <!--T:1--><br />
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Sexual reproduction is one of the two main types of biological reproduction, the other being asexual reproduction. The defining characteristic of sexual reproduction is the combination of genetic material from two individuals to create a new organism that is genetically distinct from its parents.<br />
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== Process of Sexual Reproduction == <!--T:2--><br />
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Sexual reproduction typically involves the following steps:<br />
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* '''Production of Gametes''': In sexually reproducing species, individuals produce specialized cells called gametes via a process known as [[meiosis]]. In humans and many other species, there are two types of gametes: the male sperm and the female egg (or ovum).<br />
* '''Fertilization''': This is the process where male and female gametes unite. The fertilization process can occur internally (inside the body, as in mammals) or externally (outside the body, as in many fish and amphibians).<br />
* '''Development of the Offspring''': The fertilized egg, or zygote, undergoes cell division and differentiates into specialized cells, forming a new individual. The specific processes of development vary widely among different species.<br />
== Advantages and Disadvantages == <!--T:3--><br />
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Sexual reproduction has several advantages, including genetic variation among offspring, which can enhance survival in changing environments. However, it also has some drawbacks, such as the need to find and attract mates and the fact that each parent only passes on 50% of their genes to their offspring.<br />
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== Sexual Reproduction in Different Organisms == <!--T:4--><br />
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The process and mechanisms of sexual reproduction vary widely among different species. In some species, such as many plants and fungi, a single individual can produce both male and female gametes. In other species, such as most animals, individuals are typically either male or female.<br />
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== See Also == <!--T:5--><br />
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* [[Asexual reproduction]]<br />
* [[Fertilization]]<br />
* [[Meiosis]]<br />
* [[Gamete]]<br />
* [[Zygote]]<br />
== References == <!--T:6--><br />
* https://www.ncbi.nlm.nih.gov/books/NBK9983/<br />
* https://www.britannica.com/science/sexual-reproduction<br />
* https://www.nature.com/scitable/definition/sexual-reproduction-305/<br />
[[Category:Biology]]<br />
[[Category:Reproduction]]<br />
[[Category:Genetics]]<br />
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